| #151 | CIO Business World. -- Praha : IDG Czech a.s., 2009-. -- ISSN 1803-7321 |
| #152 | Circuit cellar : the magazine for computer applications. -- Vernon : Circuit Cellar, 1999-. -- ISSN 1528-0608 print. -- ISSN 1527-8131 online |
| #153 | Circuit Cellar ink. -- Vernon : Circuit Cellar, 1988-1999. -- ISSN 0896-8985 print. -- ISSN 1527-8131 online |
| #154 | Click!. -- Praha : Grafika Publishing, 2005-2008. -- ISSN 1801-2345 |
| #155 | Cluster computing. -- Dordrecht : Kluwer Academic Publishers, 1998-. -- ISSN 1386-7857 print. -- ISSN 1573-7543 online |
| #156 | The Cobb Group's inside Microsoft office. -- Louisville : Cobb, 1995-. -- ISSN 1081-3667 |
| #157 | Cogito : neue wege zum wissen der welt. -- Darmstadt : Hoppenstedt, 1985-2001. -- ISSN 0178-8728 |
| #158 | Cognitive systems research. -- New York : Elsevier Science, 1999-. -- ISSN 1389-0417 |
| #159 | Communications international. -- London : Northwood Publications, 1974-. -- ISSN 0305-2109 |
| #160 | Communications news. -- Geneva : Harcourt Brace Jovanovich, 1964-2009. -- ISSN 0010-3632 |